<%--
  Created by IntelliJ IDEA.
  User: Lee
  Date: 2022/10/26
  Time: 8:26
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<form action="showtriangle.jsp" METHOD="post">
   <p>输入三角形三边</p>
    边A：<input type="text" name="A">
    边B：<input type="text" name="B">
    边C：<input type="text" name="C">
    <input type="submit" value="提交">
</form>

</body>
</html>
